Sho SHIMIZU | 15ed4fd | 2014-08-05 14:40:42 -0700 | [diff] [blame] | 1 | package net.onrc.onos.api.newintent; |
| 2 | |
| 3 | import com.google.common.base.Objects; |
| 4 | import com.google.common.collect.ImmutableSet; |
| 5 | import net.onrc.onos.core.matchaction.action.Action; |
| 6 | import net.onrc.onos.core.matchaction.match.Match; |
| 7 | import net.onrc.onos.core.util.SwitchPort; |
| 8 | |
| 9 | import java.util.Set; |
| 10 | |
| 11 | import static com.google.common.base.Preconditions.checkArgument; |
| 12 | import static com.google.common.base.Preconditions.checkNotNull; |
| 13 | |
| 14 | /** |
| 15 | * Abstraction of multiple source to single destination connectivity intent. |
| 16 | */ |
| 17 | public class MultiPointToSinglePointIntent extends ConnectivityIntent { |
| 18 | |
| 19 | private final Set<SwitchPort> ingressPorts; |
| 20 | private final SwitchPort egressPort; |
| 21 | |
| 22 | /** |
| 23 | * Creates a new multi-to-single point connectivity intent for the specified |
| 24 | * traffic match and action. |
| 25 | * |
| 26 | * @param id intent identifier |
| 27 | * @param match traffic match |
| 28 | * @param action action |
| 29 | * @param ingressPorts set of ports from which ingress traffic originates |
| 30 | * @param egressPort port to which traffic will egress |
| 31 | * @throws NullPointerException if {@code ingressPorts} or {@code egressPort} is null. |
| 32 | * @throws IllegalArgumentException if the size of {@code ingressPorts} is not more than 1 |
| 33 | */ |
| 34 | public MultiPointToSinglePointIntent(IntentId id, Match match, Action action, |
| 35 | Set<SwitchPort> ingressPorts, SwitchPort egressPort) { |
| 36 | super(id, match, action); |
| 37 | |
| 38 | checkNotNull(ingressPorts); |
| 39 | checkArgument(ingressPorts.size() > 1, "the number of ingress ports should be more than 1, " + |
| 40 | "but actually %s", ingressPorts.size()); |
| 41 | |
| 42 | this.ingressPorts = ImmutableSet.copyOf(ingressPorts); |
| 43 | this.egressPort = checkNotNull(egressPort); |
| 44 | } |
| 45 | |
| 46 | /** |
| 47 | * Returns the set of ports on which ingress traffic should be connected to the egress port. |
| 48 | * |
| 49 | * @return set of ingress ports |
| 50 | */ |
| 51 | public Set<SwitchPort> getIngressPorts() { |
| 52 | return ingressPorts; |
| 53 | } |
| 54 | |
| 55 | /** |
| 56 | * Returns the port on which the traffic should egress. |
| 57 | * |
| 58 | * @return egress port |
| 59 | */ |
| 60 | public SwitchPort getEgressPort() { |
| 61 | return egressPort; |
| 62 | } |
| 63 | |
| 64 | @Override |
| 65 | public boolean equals(Object o) { |
| 66 | if (this == o) { |
| 67 | return true; |
| 68 | } |
| 69 | if (o == null || getClass() != o.getClass()) { |
| 70 | return false; |
| 71 | } |
| 72 | if (!super.equals(o)) { |
| 73 | return false; |
| 74 | } |
| 75 | |
| 76 | MultiPointToSinglePointIntent that = (MultiPointToSinglePointIntent) o; |
| 77 | return Objects.equal(this.ingressPorts, that.ingressPorts) |
| 78 | && Objects.equal(this.egressPort, that.egressPort); |
| 79 | } |
| 80 | |
| 81 | @Override |
| 82 | public int hashCode() { |
| 83 | return Objects.hashCode(super.hashCode(), ingressPorts, egressPort); |
| 84 | } |
| 85 | |
| 86 | @Override |
| 87 | public String toString() { |
| 88 | return Objects.toStringHelper(getClass()) |
| 89 | .add("id", getId()) |
| 90 | .add("match", getMatch()) |
| 91 | .add("aciton", getAction()) |
| 92 | .add("ingressPorts", getIngressPorts()) |
| 93 | .add("egressPort", getEgressPort()) |
| 94 | .toString(); |
| 95 | } |
| 96 | } |